Narrated Muawiyah: I heard the Messenger of Allah ﷺ say: If you search for the faults of the people, you will corrupt them, or will nearly corrupt them. Abud Darda said: These are the words which Muawiyah himself from the Messenger of Allah ﷺ, and Allah benefited him by them.
Hadith Referenceسنن ابي داود / كتاب الأدب / 4888
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:صحيح, مشكوة المصابيح (3709), وله شاھد عند البخاري في الأدب المفرد (248 وسنده حسن)
Hadith Takhrij« تفرد بہ أبوداود، (تحفة الأشراف: 4886،18472، 19158، 19236)، وقد أخرجہ: مسند احمد (6/4) (صحیح لغیرہ) » (اوپر کی حدیث سے تقویت پا کر یہ صحیح ہے)
Narrated Abdullah ibn Masud: Zayd ibn Wahb said: A man was brought to Ibn Masud. He was told: This is so and so, and wine was dropping from his beard. Abdullah thereupon said: We have been prohibited to seek out (faults). If anything becomes manifest to us, we shall seize it.